Lifting appliance for graphite electrode

Abstract

The utility model relates to the technical field of graphite electrode lifting, in particular to a lifting appliance for graphite electrodes, which comprises a driver, an auxiliary frame and a sealing device, the auxiliary frame is mounted on the surface of the driver, a main frame is mounted on the surface of the driver, a pulling device is mounted between the main frame and the auxiliary frame, and a cable is mounted between the driver and the pulling device. The sealing device is arranged on the surface of the pulling device and comprises a main cover, the surface of the pulling device is sleeved with the main cover, the main cover is located below the driver, the surface of the pulling device is connected with an auxiliary cover in a sleeved mode, and the auxiliary cover is placed on one side of the main cover. According to the lifting appliance, the sealing device is arranged, so that a worker can effectively and conveniently protect the pulling device, when the worker uses the lifting appliance, the sealing device is installed, the situation that dust is accumulated in the pulling device, and consequently the lifting appliance is blocked in the using process is avoided, the practicability of the sealing device is improved, and the auxiliary performance of the sealing device is improved; the service life of the lifting appliance is prolonged, and the sealing performance of the lifting appliance is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of graphite electrode hoisting, in particular to a hoisting device for graphite electrodes. Background Art

[0002] Graphite electrodes are mainly made of petroleum coke and needle coke, with coal tar as a binder, and are made through calcination, batching, kneading, pressing, roasting, graphitization, and machining. They are conductors that release electric energy in the form of an arc in an electric arc furnace to heat and melt the charge. According to their quality indicators, they can be divided into ordinary power graphite electrodes, high power graphite electrodes, and ultra-high power graphite electrodes. The main raw material for the production of graphite electrodes is petroleum coke. A small amount of asphalt coke can be added to ordinary power graphite electrodes. The sulfur content of petroleum coke and asphalt coke cannot exceed 0.5%. Needle coke is also required when producing high power or ultra-high power graphite electrodes. The main raw material for the production of aluminum anodes is petroleum coke, and the sulfur content is controlled to be no more than 1.5% to 2%. With the development of society, hoists are used when graphite electrodes need to be hoisted.

[0003] The existing equipment such as CN201920767116.6, a hanger for graphite electrodes, comprises a hanger support base, a hanger support rod is fixedly installed on the upper surface of the hanger support base, a hanger top crossbeam is fixedly installed on the top of the hanger support rod, and a suspension mechanism is arranged on the lower surface of the hanger top crossbeam, and the suspension mechanism comprises a sliding block, a lifting hanger, a hook, an anti-slip sheet, a rotating sleeve, a hanging handle, a through hole, a fastening bolt, a threaded hole, a threaded groove and a limiting protrusion; the utility model rotates the fastening bolt counterclockwise to allow one end of the fastening bolt to disengage from the inside of the threaded groove, and allows the rotating sleeve to rotate circumferentially on the surface of the hanging handle to allow the anti-slip sheet to disengage from the inside of the hook, so as to facilitate the hanging and removal of thick ropes, solves the problem that the rope is too thick, the anti-slip sheet cannot be pressed down and the rope cannot be removed during the use of the hook, facilitates the high-frequency hooking and removal of the rope, improves work efficiency, avoids workers from using violent removal and is convenient for workers to operate and use.

[0004] When the worker controls the spreader to restrict the material, the spreader is started so that the spreader can lift the material and move it. However, after the spreader has been used for a long time, a large amount of dust will be attached to the puller of the spreader, causing the spreader to get stuck when lifting the material, thereby shortening the service life of the spreader. Utility Model Content

[0005] The utility model aims to solve the defect that the service life of the hanger is shortened in the prior art, and proposes a hanger for graphite electrodes.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a hanger for graphite electrodes, comprising a driver, a sub-frame and a closing device, wherein the sub-frame is installed on the surface of the driver, a main frame is installed on the surface of the driver, a puller is installed between the main frame and the sub-frame, a cable is installed between the driver and the puller, the closing device is arranged on the surface of the puller, the closing device comprises a main cover, the main cover is sleeved on the surface of the puller, the main cover is located below the driver, the surface of the puller is sleeved and connected with a sub-cover, the sub-cover is placed on one side of the main cover, and the The surface of the puller is fixedly connected with an insertion block, the main cover is sleeved on the surface of the insertion block, the auxiliary cover is sleeved on the surface of the insertion block, the surface of the puller is slidably connected with a guide rod, the guide rod is located below the driver, one end of the guide rod is fixedly connected with a limit bar, the limit bar is located on one side of the puller, the limit bar is plugged into the surface of the main cover, the limit bar is plugged into the surface of the auxiliary cover, a sleeve strip is fixedly connected between the two limit strips, the sleeve strip is sleeved on the surfaces of the main cover and the auxiliary cover, the limit strip can cooperate with the guide rod to achieve the purpose of limiting the main cover and the auxiliary cover.

[0007] Preferably, a push spring is fixedly connected between the guide rod and the puller, and the push spring is located below the driver. The push spring can cooperate with the guide rod and the puller to achieve the purpose of limiting the limit strip.

[0008] Preferably, a cleaning device is provided on the surface of the main cover, and the cleaning device includes a main frame, which is placed on the surface of the main cover and the surface of the auxiliary cover. The main frame can cooperate with the main cover and the auxiliary cover to achieve the purpose of supporting the main frame.

[0009] Preferably, the surface of the main frame is fixedly connected with an insertion strip, the insertion strip is plugged into the surface of the main cover, and the insertion strip is plugged into the surface of the auxiliary cover. The surfaces of the main cover and the auxiliary cover are both provided with sockets, and the sockets are located below the driver. The insertion strip can cooperate with the main frame to achieve the purpose of supporting the insertion strip.

[0010] Preferably, a cleaning block is fixedly connected to the surface of the main frame, and the cleaning block is in contact with the surface of the cable. The cleaning block can cooperate with the main frame to achieve the purpose of cleaning the cable.

[0011] Preferably, a stop block is fixedly connected to the surface of the inserting strip, the stop block is located below the driver, and the stop block is located below the sleeve strip. The stop block can cooperate with the inserting strip and the sleeve strip to achieve the purpose of limiting the placement of the plate.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] In the utility model, by arranging a closing device, when a worker uses a sling, it is convenient for the worker to protect the puller. When the equipment is used, the equipment moves by lifting materials to achieve the purpose of transporting materials. The main cover and the auxiliary cover are placed on the puller, and the main cover and the auxiliary cover are sleeved on the insert block. The sleeve strip is loosened, and the sleeve strip loses the restraint on the limit strip. The push spring pushes the guide rod, and the guide rod pulls the limit strip. The limit strip slides and presses against the main cover and the auxiliary cover. By arranging the closing device, it is effectively convenient for the worker to protect the puller. When the worker uses the sling, the closing device is installed to avoid dust accumulation inside the puller, thereby preventing the sling from getting stuck when in use, thereby improving the practicability of the closing device, improving the auxiliary function of the closing device, improving the service life of the sling, and improving the sealing performance of the sling. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a three-dimensional structural schematic diagram of a hanger for graphite electrodes;

[0015] Figure 2 The utility model provides a schematic diagram of the structure of a closing device for a hanger for a graphite electrode;

[0016] Figure 3 The utility model proposes a hanger for graphite electrode Figure 2 Schematic diagram of the structure at A in the middle;

[0017] Figure 4 The utility model provides a schematic diagram of the cleaning device structure of the hanger for graphite electrodes;

[0018] Figure 5 The utility model proposes a hanger for graphite electrode Figure 4 Schematic diagram of the structure at point B in the middle.

[0019] Legend:

[0020] 1. Driver; 2. Sub-frame; 3. Closing device; 31. Main cover; 32. Sub-cover; 33. Insertion block; 34. Sleeve strip; 35. Limiting strip; 36. Push spring; 37. Guide rod; 4. Cleaning device; 41. Socket; 42. Block; 43. Insertion strip; 44. Placement plate; 45. Cleaning block; 5. Main frame; 6. Puller. DETAILED DESCRIPTION

[0021] See also Figure 1-5 The utility model provides a technical solution: a hanger for graphite electrodes, comprising a driver 1, a sub-frame 2 and a closing device 3, the sub-frame 2 is installed on the surface of the driver 1, a main frame 5 is installed on the surface of the driver 1, a puller 6 is installed between the main frame 5 and the sub-frame 2, a cable is installed between the driver 1 and the puller 6, and the closing device 3 is arranged on the surface of the puller 6.

[0022] The specific settings and functions of the closing device 3 and the cleaning device 4 will be described in detail below.

[0023] In this embodiment: the closing device 3 includes a main cover 31, which is sleeved on the surface of the puller 6, and the main cover 31 is located below the driver 1. The surface of the puller 6 is sleeved and connected with a sub-cover 32, and the sub-cover 32 is placed on one side of the main cover 31. The surface of the puller 6 is fixedly connected with an insert block 33, the main cover 31 is sleeved on the surface of the insert block 33, and the sub-cover 32 is sleeved on the surface of the insert block 33. The surface of the puller 6 is slidably connected with a guide rod 37, and the guide rod 37 is located below the driver 1.

[0024] Specifically, one end of the guide rod 37 is fixedly connected to the limit strip 35, the limit strip 35 is located on one side of the puller 6, the limit strip 35 is plugged into the surface of the main cover 31, and the limit strip 35 is plugged into the surface of the auxiliary cover 32. A sleeve strip 34 is fixedly connected between the two limit strips 35, and the sleeve strip 34 is sleeved on the surfaces of the main cover 31 and the auxiliary cover 32. The limit strip 35 can cooperate with the guide rod 37 to achieve the purpose of limiting the main cover 31 and the auxiliary cover 32.

[0025] Specifically, a push spring 36 is fixedly connected between the guide rod 37 and the puller 6 , and the push spring 36 is located below the driver 1 .

[0026] In this embodiment, the push spring 36 can cooperate with the guide rod 37 and the puller 6 to achieve the purpose of limiting the limit strip 35 .

[0027] In this embodiment: a cleaning device 4 is provided on the surface of the main cover 31, and the cleaning device 4 includes a main frame 5, the main frame 5 is placed on the surface of the main cover 31, and the main frame 5 is placed on the surface of the auxiliary cover 32. The main frame 5 can cooperate with the main cover 31 and the auxiliary cover 32 to achieve the purpose of supporting the main frame 5.

[0028] Specifically, the surface of the main frame 5 is fixedly connected with an insertion strip 43, which is plugged into the surface of the main cover 31, and the insertion strip 43 is plugged into the surface of the auxiliary cover 32. The surfaces of the main cover 31 and the auxiliary cover 32 are both provided with a socket 41, and the socket 41 is located below the driver 1.

[0029] In this embodiment, the insert 43 can cooperate with the main frame 5 to achieve the purpose of supporting the insert 43 .

[0030] Specifically, a cleaning block 45 is fixedly connected to the surface of the main frame 5, and the cleaning block 45 is in contact with the surface of the cable. The cleaning block 45 can cooperate with the main frame 5 to achieve the purpose of cleaning the cable.

[0031] Specifically, a stopper 42 is fixedly connected to the surface of the inserting strip 43 . The stopper 42 is located below the driver 1 . The stopper 42 is located below the sleeve strip 34 .

[0032] In this embodiment, the stopper 42 can cooperate with the insert strip 43 and the sleeve strip 34 to achieve the purpose of limiting the placement plate 44 .

[0033] Working principle: By setting the closing device 3, when the worker uses the sling, it is convenient for the worker to protect the puller 6, and use the equipment. The equipment moves by lifting the material to achieve the purpose of transporting the material. The main cover 31 and the auxiliary cover 32 are placed on the puller 6, and the main cover 31 and the auxiliary cover 32 are sleeved on the plug block 33. The sleeve strip 34 is loosened, and the sleeve strip 34 loses the restraint on the limit strip 35. The push spring 36 pushes the guide rod 37, and the guide rod 37 pulls the limit strip 35. The limit strip 35 slides and presses against the main cover 31 and the auxiliary cover 32. By setting the closing device 3, it is effective and convenient for the worker to protect the puller 6. When the worker uses the sling, the closing device 3 is installed to avoid dust accumulation inside the puller 6, thereby causing the sling to jam during use, thereby improving the practicability of the closing device 3, improving the auxiliary function of the closing device 3, and improving the use of the sling. The service life of the sling is improved, and the sealing performance of the sling is improved. In addition, by setting up the cleaning device 4, when the worker uses the sling, the surface of the cable is cleaned, and the equipment is used. The equipment moves by lifting the material to achieve the purpose of transporting the material. The placement plate 44 is placed on the surface of the main cover 31 and the auxiliary cover 32. The placement plate 44 drives the cleaning block 45 to contact the cable. The placement plate 44 pushes the insertion strip 43 to be inserted into the main cover 31 and the auxiliary cover 32. The insertion strip 43 slides and drives the resistance block 42. When the resistance block 42 slides to the specified position, the sleeve strip 34 resists the resistance block 42. By setting up the cleaning device 4, the surface of the cable is effectively cleaned. When the worker uses the sling, the cleaning device 4 is installed to avoid the cable carrying debris into the puller 6 during use, thereby improving the practicability of the cleaning device 4, improving the auxiliary function of the cleaning device 4, and improving the maintainability of the cleaning device 4 for the puller 6.

Claims

1. A hanger for graphite electrodes, comprising a driver (1), a sub-frame (2) and a closing device (3), characterized in that: The sub-frame (2) is mounted on the surface of the driver (1); a main frame (5) is mounted on the surface of the driver (1); a puller (6) is mounted between the main frame (5) and the sub-frame (2); a cable is mounted between the driver (1) and the puller (6); the closing device (3) is arranged on the surface of the puller (6); the closing device (3) comprises a main cover (31); the main cover (31) is sleeved on the surface of the puller (6); the main cover (31) is located on the driver The puller (6) is disposed below the driver (1), the surface of the puller (6) is sleeved with a secondary cover (32), the secondary cover (32) is placed on one side of the main cover (31), the surface of the puller (6) is fixedly connected with an insert block (33), the main cover (31) is sleeved on the surface of the insert block (33), the secondary cover (32) is sleeved on the surface of the insert block (33), the surface of the puller (6) is slidably connected with a guide rod (37), and the guide rod (37) is located below the driver (1).

2. The hanger for graphite electrode according to claim 1, characterized in that: One end of the guide rod (37) is fixedly connected to a limit strip (35), the limit strip (35) is located on one side of the puller (6), the limit strip (35) is plugged into the surface of the main cover (31), and the limit strip (35) is plugged into the surface of the auxiliary cover (32), and a sleeve strip (34) is fixedly connected between the two limit strips (35), and the sleeve strip (34) is sleeved on the surfaces of the main cover (31) and the auxiliary cover (32).

3. The hanger for graphite electrode according to claim 1, characterized in that: A push spring (36) is fixedly connected between the guide rod (37) and the puller (6), and the push spring (36) is located below the driver (1).

4. The hanger for graphite electrode according to claim 1, characterized in that: A cleaning device (4) is provided on the surface of the main cover (31), and the cleaning device (4) comprises a main frame (5), wherein the main frame (5) is placed on the surface of the main cover (31), and the main frame (5) is placed on the surface of the auxiliary cover (32).

5. The hanger for graphite electrode according to claim 1, characterized in that: The surface of the main frame (5) is fixedly connected with an insertion strip (43), the insertion strip (43) is plugged into the surface of the main cover (31), and the insertion strip (43) is plugged into the surface of the auxiliary cover (32), and the surfaces of the main cover (31) and the auxiliary cover (32) are both provided with a socket (41), and the socket (41) is located below the driver (1).

6. The hanger for graphite electrode according to claim 5, characterized in that: A cleaning block (45) is fixedly connected to the surface of the main frame (5), and the cleaning block (45) is in contact with the surface of the cable.

7. The hanger for graphite electrode according to claim 5, characterized in that: A stopper (42) is fixedly connected to the surface of the insert strip (43); the stopper (42) is located below the driver (1); and the stopper (42) is located below the sleeve strip (34).

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